It is called Obon Matsuri (Obon festival)
The Japanese.
Obon or Bon festival is a Japanese Buddhist custom to celebrate the spirits of your ancestors.
Obon is a Japanese Buddhist custom to honor the spirits of one's ancestors. It typically involves visiting family graves, cleaning them, and offering food and prayers. The festival also often includes traditional dances, lanterns, and community gatherings.
it came form your butt and ass
Obon typically lasts for three days, but the exact duration of the festival can vary depending on the region and traditions followed.
Japan
American Obon - 2001 was released on: USA: 8 March 2001 (San Francisco International Asian American Film Festival) Japan: August 2003 (Kanazawa Indies Film Festival)
Obon or the Bon Festival honoring parents and other ancestors holds a special place in the 27 holidays of Japan.
A lantern can have anything written on it, so it's difficult to make a guess. Common words are family names (for floating down rivers during the Obon festival), "Love" ("ai"), "Dream" ("yume"), and "Light" ("hikari" or "akari"), etc.
During the Obon holiday in Japan, people honor their ancestors by visiting graves, holding family reunions, and participating in traditional dances called Bon Odori. It is believed that the spirits of the deceased return to visit their families during this time. The holiday typically includes offerings of food and incense at household altars and lanterns are lit to guide the spirits back to the afterlife at the end of the festival.
During the Obon holiday in Japan, people typically visit their ancestral graves to pay respects, participate in Bon dances, and set up altars in their homes to welcome the spirits of their ancestors. Additionally, lanterns are often lit to guide the spirits back to the afterlife at the end of the festival.